skailey0914 skailey0914

26-04-2020
Mathematics

contestada

A set of data is normally distributed with a mean of 40 and a standard deviation of 2. What percent of the data is in the interval 38
42?

Respuesta :

TREKKER TREKKER

26-04-2020

Answer:

68%

Step-by-step explanation:

38 is 1 standard deviation below the mean. 42 is 1 standard deviation above it. The amount of data between 1 standard deviations on both sides of the mean is 68%

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Marcella10 Marcella10

30-04-2020

Answer:

68%

Step-by-step explanation:

Answer Link

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